Trivia: Originally Clair and Chris Redfield were to appear in the film after having been featured in previous movies. But script-changes lead to them being written out, and their fates were left ambiguous. Clair will be re-appearing in the sixth film, however.
Trivia: The footage of the T-cells Wesker injects Alice with is reused from Resident Evil: Afterlife, only in that one, it's the cure for the virus.
Answer: She must have had trouble in keeping control of the elevator's power as the impact of the explosion blew out some of the windows and the sea came rushing in.
Bunch Son